Scheduled Maintenance
Please be advised that this website will undergo scheduled maintenance on the following dates: •
Tuesday 3rd December 11:00-15:00
During these times, some services may be temporarily unavailable. We apologise for any inconvenience this may cause.
ADIT
A horizontal tunnel opening from the surface used for haulage, access to a mine, exploration or drainage.
Classifications
Related Terms
Term | Note |
---|---|
MINE | An excavation made in the earth for the purpose of digging out metallic ores, coal, salt, precious stones and other minerals. Use specific term where known. |
SHAFT | A vertical passage which provides access or ventilation to an underground excavation or chamber. Use only if function is unknown, otherwise use specific term. |
TUNNEL | An artificial underground channel. Use specific type where known. |